58 lines
732 B
Bash
58 lines
732 B
Bash
trap _notify CHLD
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NOTIFY_ALL=false
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unset NOTIFY_LIST
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unalias false
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false()
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{
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return 1
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}
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_notify ()
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{
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local i j
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local newlist=
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if $NOTIFY_ALL
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then
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return # let bash take care of this itself
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elif [ -z "$NOTIFY_LIST" ]; then
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return
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else
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set -- $NOTIFY_LIST
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for i in "$@"
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do
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j=$(jobs -n %$i)
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if [ -n "$j" ]; then
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echo "$j"
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jobs -n %$i >/dev/null
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else
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newlist="newlist $i"
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fi
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done
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NOTIFY_LIST="$newlist"
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fi
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}
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notify ()
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{
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local i j
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if [ $# -eq 0 ]; then
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NOTIFY_ALL=:
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set -b
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return
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else
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for i in "$@"
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do
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# turn a valid job spec into a job number
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j=$(jobs $i)
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case "$j" in
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[*) j=${j%%]*}
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j=${j#[}
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NOTIFY_LIST="$NOTIFY_LIST $j"
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;;
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esac
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done
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fi
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}
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